Ack. On 03/22/2011 05:22 PM, Christophe Fergeau wrote:
clang static analyzer warned that 'len' was computed but never used in glc_vertex2d. glc_stroke_line_dash has side effects so we have to call it, but we don't need to save its return value since it's not used. --- common/glc.c | 5 ++--- 1 files changed, 2 insertions(+), 3 deletions(-)diff --git a/common/glc.c b/common/glc.c index e4263cd..e58718f 100644 --- a/common/glc.c +++ b/common/glc.c @@ -1147,10 +1147,9 @@ static double glc_stroke_line_dash(double x1, double y1, double x2, double y2, static void glc_vertex2d(InternaCtx *ctx, double x, double y) { - double len; if (ctx->path_stroke.state == GLC_STROKE_ACTIVE) { - len = glc_stroke_line_dash(ctx->path_stroke.x, ctx->path_stroke.y, x, y, - ctx->line_width,&ctx->line_dash); + glc_stroke_line_dash(ctx->path_stroke.x, ctx->path_stroke.y, x, y, + ctx->line_width,&ctx->line_dash); ctx->path_stroke.x = x; ctx->path_stroke.y = y; } else if (ctx->path_stroke.state == GLC_STROKE_FIRST) {
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